Which sentence from Article 2 best illustrates a central idea from Article 1? a “Wind is also an increasingly valuable source of energy—helping to bring electricity into our lives.” (paragraph 2) b “Without electricity, there'd be no TV, no video games, and no cell phones.” (paragraph 2) c “A renewable natural resource is one that can't be used up or one that can be replaced naturally.” (paragraph 4) d “Generating power from the wind leaves no dangerous waste products behind, says NWTC's Jim Johnson.” (paragraph 6)